0 ratings
Item #:
14943874
Mastercool 43390 Universal 900 Fitting for Cooling System Pressure Test Adapter, 1 Pack
90% of respondents would recommend this to a friend
Item #:
14943874
TWD 1373
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Friday, September 18
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Mastercools Universal 90 degree Adapter fitting is designed for hard to reach places and can be used in all radiator adapters.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Universal Compatibility
Seamlessly fits various cooling systems, allowing for broad application across different vehicles, ensuring mechanics have a versatile tool for pressure testing.
Durable Construction
Crafted from high-quality materials, this fitting ensures long-lasting performance under high-pressure conditions, reducing the need for frequent replacements and maintenance.
Ease of Use
Designed for straightforward operation, this adapter enables quick setup and efficient testing, saving valuable time for professionals and DIY enthusiasts alike.
Product Details
- Universal 90 degree fitting for cooling system pressure test hand pumps
- Provides 90 degree access for hard to reach places
- Designed for all radiator adapters
- Included component: 90 degree universal adapter
- Facilitates pressure testing in difficult to access areas
- Compatible with Mastercool cooling system pressure test hand pumps
| Brand Name | Mastercool |
| Number of Pieces | 1 |
| Model Number | 43390 |
| Number of Packs | 1 |
| Global Trade Identification Number | 00700376433906 |
| Manufacturer | Mastercool |
| Unit Count | 1 Count |
| UPC | 700376433906 |
| Included Components | 90 degree Universal adapter |
| Item Type Name | Universal 90⁰ Fitting for Cooling System Pressure Test Adapter |
| Manufacturer Part Number | 43390 |
| Size | One Size |
| Item Dimensions | 4.5 x 2.75 x 1 inches (11.4 x 7 x 2.5 cm) |
| Connector Type | Adapter |
| Thread Type | NPT |
| Color | Silver |
| Exterior Finish | Aluminum |
| Material Type | Stainless Steel |
| Material | Stainless Steel |
| Brand | Mastercool |
| Item dimensions L x W x H | 4.5 x 2.75 x 1 inches (11.4 x 7 x 2.5 cm) |
What's in the box
90 degree Universal adapter
Who Should Buy?
-
Professional Mechanics
Ideal for automotive professionals requiring a reliable tool for diagnosing cooling system issues efficiently and accurately.
-
DIY Enthusiasts
Great for home mechanics eager to perform their own cooling system pressure tests without extensive tools or knowledge.
-
Automotive Technicians
Perfect for technicians who need an adaptable and durable fitting to enhance their diagnostic capabilities in various vehicles.
-
Non-Technical Users
Not suitable for individuals lacking mechanical knowledge, as improper use could damage the cooling system or cause misdiagnosis.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Mastercool 43390 Universal 900 Fitting used for?
Answer: The Mastercool 43390 Universal 900 Fitting is designed for conducting pressure tests on cooling systems. This tool allows mechanics and automotive enthusiasts to accurately check for leaks or weaknesses in the cooling system of vehicles. With its universal design, it fits a variety of vehicle makes and models, making it a versatile tool for any automotive professional. Proper testing ensures that your vehicle's cooling system operates efficiently, avoiding overheating and potential damage to the engine. -
Question:
Is the Mastercool 43390 suitable for DIY use?
Answer: Yes, the Mastercool 43390 can be used for DIY repairs and maintenance. It is designed to be user-friendly, allowing even those with limited mechanical experience to perform essential cooling system tests. By using this fitting, DIYers can identify potential problems early without the need for professional help, saving both time and money. Whether you are checking coolant levels or looking for leaks, this tool is an invaluable addition to a home garage. -
Question:
What materials is the Mastercool 43390 made of?
Answer: The Mastercool 43390 is constructed from high-quality materials that ensure durability and resistance to corrosion. This robustness is essential for tools that are frequently used in automotive environments, where exposure to various chemicals and high pressures are common. The strong construction not only extends the life of the adapter but also guarantees reliable performance during pressure testing, making it a dependable choice for both professionals and hobbyists. -
Question:
Can the Mastercool 43390 be used on different brands of vehicles?
Answer: Absolutely! The Mastercool 43390 Universal 900 Fitting is designed to accommodate a wide range of vehicle brands and models. Its universal fitting capability means it can be used on cars, trucks, and SUVs from various manufacturers. This versatility is particularly beneficial for workshops that service multiple brands, as it reduces the need for multiple specialized tools. Mechanics can test cooling systems across different vehicles without hassle. -
Question:
How does the pressure testing process work with this adapter?
Answer: Using the Mastercool 43390 for pressure testing involves connecting the adapter to the vehicle's radiator fill neck or test port. After securing the fitting, you attach a pressure gauge to monitor the system. By pressurizing the cooling system, you can detect leaks or weaknesses present in hoses, fittings, and the radiator. This process is a crucial step in diagnosing cooling system issues, ensuring that you maintain optimal engine performance. -
Question:
What should I check for after using the Mastercool 43390?
Answer: After utilizing the Mastercool 43390, you should closely inspect all accessible components of the cooling system for any signs of leaks. Check around hoses, radiator seams, and fittings. If the pressure drops quickly, it indicates that there is a problem that needs addressing. Regularly performing pressure tests with this fitting can prevent major issues by allowing you to identify weaknesses before they cause significant damage and costly repairs. -
Question:
Is there any maintenance required for the Mastercool 43390?
Answer: Maintenance for the Mastercool 43390 is minimal, but it is essential to keep the tool clean and free from debris after each use. Ensure that the rubber seals are in good condition to prevent leaks during the testing process. Additionally, store the adapter in a dry, cool place to protect it from moisture and damage. By taking simple protective measures, you can extend the life and effectiveness of this essential automotive tool. -
Question:
Can I use the Mastercool 43390 on older vehicle models?
Answer: Yes, the Mastercool 43390 Universal 900 Fitting is compatible with older vehicle models as well as newer ones. Its universal design allows it to fit various cooling system configurations that may be present in older cars. Many DIY mechanics and automotive professionals appreciate its adaptability, as it means they can still perform effective pressure tests on classic vehicles. This feature makes it a valuable tool for enthusiasts and restorers alike. -
Question:
What are the dimensions of the Mastercool 43390 fitting?
Answer: The Mastercool 43390 fitting is designed to be compact and portable, making it convenient for use in various settings. While specific dimensions can vary slightly, this fitting typically features a compact design that allows easy handling and storage. The size is optimized for compatibility with most cooling systems while enabling effortless connection to pressure gauges. This thoughtful design enhances usability for both professionals and DIY enthusiasts. -
Question:
Where can I buy the Mastercool 43390 Universal 900 Fitting?
Answer: You can purchase the Mastercool 43390 Universal 900 Fitting for Cooling System Pressure Test Adapter from Ubuy. They offer a reliable shopping experience, ensuring that you get the right tools for your automotive needs delivered directly to your location. Ubuy provides a convenient platform to find this essential tool, making your purchase process straightforward and efficient.
Mastercool Air Conditioning Line Repair Tools 43390 Editorial Review
No editorial reviews found
Customer Reviews & Ratings
7 customers ratings
-
5 Star
74%
-
4 Star
0%
-
3 Star
26%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Easy to use
- Durable construction
- Accurate pressure readings
- Versatile for various systems
- Compact design
Cons
- May require additional adapters
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
F
fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
LC
Leana
Verified buyer
“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”
25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
TWD 1373
Order now and get it around Friday, September 18
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Universal fitting for cooling system pressure test hand pumps
- Provides 90 Degree Access
- Designed for hard to reach places
- Included components: 90 degree Universal adapter
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.